import os
basedir = os.path.abspath(os.path.dirname(__file__))

class Config:
    SECRET_KEY = os.environ.get("SECRET_KEY") or 'secret key: for form(CSRF, hidden tag), cookies, token and session'
    SQLLCHEMY_DATABASE_URI = os.environ.get("DATABASE_URL") or 'sqlite:///' + os.path.join(basedir, 'app.db')
    SQLALCHEMY_TRACK_MODIFICATIONS = False
    